# str
msg = "hello,world"
# int
a = 10086
# float
b = 100.86
# bool
c = True
c = False
# list 列表/数组  [数据1,数据2,数据3]
d = ['apple',3.14,10086,'world']
# tuple 元组 (数据1,数据2,数据3)
e = ('apple',3.14,10086,'world')
# set 集合  {数据1,数据2,数据3}
f = {'apple',3.14,10086,'world'}
# dict 字典/Json {"key":"value" , "key2":"value2" }
g = {"中国":"China" , "美国":"American" , "新加坡":"Singapore" ,"age":18 }






